This helmet needs to be charged with solar energy. After less than 3 months of 2 sessions per week (approx. 4 hours/week) this helmet stopped charging and therefore no longer went dark. I am already past the 30 day return period but I hope the seller will support their item with a replacement.
Nikon 50mm f/1.8D AF Nikkor lens, black
30 Review
Infrared convective heater Electrolux EIH/AG2-1500E, white
59 Review
Gaming chair Zombie VIKING 5 AERO, upholstery: imitation leather, color: black
30 Review
Smart watch Apple Watch Series 8 41 mm Aluminum Case, starlight Sport Band
32 Review